.footer {
    width: 100%;
    height: 180px;
    background-color: #383735;
    line-height: 30px;
    color: #fff;
    font-size: 10px;
}

.footer .infor {
    float: left;
    padding-top: 30px;
    padding-left: 150px;
}

.footer .call {
    float: right;
    width: 340px;
    height: 38px;
    margin-top: 75px;
    margin-right: 80px;
}

.footer .call .number {
    width: 43px;
    height: 43px;
    float: left;
    margin-right: 70px;
    position: relative;
}

.footer .call .number:nth-child(1) {
    background: url(../img/logo.png);
    background-size: 100%;
}

.footer .call .number:nth-child(2) {
    background: url(../img/wechat.png);
    background-size: 100%;
}

.footer .call .number:nth-child(3) {
    background: url(../img/QQ.png);
    background-size: 100%;
}

.footer .call .number img {
    width: 100px;
    height: 100px;
    position: absolute;
    top: -110px;
    left: -32px;
    display: none;
}